Minnesota Public Radio slideshow:
Research concludes some dinosaurs were cannibals
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The fossilized bone and teeth of Majungatholus atopus. Marks on the bone appear to match the size and shape of the teeth at the top of the photo. (Contributed photo)

The fossilized bone and teeth of Majungatholus atopus. Marks on the bone appear to match the size and shape of the teeth at the top of the photo.

(Contributed photo)
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